Home / 151,014.27-226,696.40-81,030.27

Finding the Fourth Proportional to 151,014.27, 226,696.40 and 81,030.27

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Solution

The fourth proportional to 151,014.27, 226,696.40 and 81,030.27 is: 121,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,014.27 : 226,696.40 = 81,030.27 : x
  2. Step 2: Convert to fraction form
    151,014.27/226,696.40 = 81,030.27/x
  3. Step 3: Cross multiply
    151,014.27x = 226,696.40 × 81,030.27
  4. Step 4: Simplify right side
    151,014.27x = 18,369,270,094.88
  5. Step 5: Solve for x
    x = 18,369,270,094.88/151,014.27
  6. Step 6: Final answer
    x = 121,639.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.